Primary And Absolute Filter Disassembly And Replacement; Primary Star Filter Replacement; Upstream Absolute Filter Replacement; Motor Cooling Fan Inspection And Cleaning - Nilfisk VHS110 Z22 Serie Manual De Instrucciones

Primary and absolute filter disassembly
and replacement
WARNING!
When the vacuum cleaner is used to vacuum
hazardous substances, the filters become
contaminated, therefore:
■ Work with care and avoid spilling the vacuumed
dust and/or material;
■ Place the disassembled and/or replaced filter in a
sealed plastic bag;
■ Close the bag hermetically;
■ Dispose of the filter in accordance with the laws
in force.
WARNING!
Filter replacement is a serious matter. The filter must
be replaced with one of identical characteristics,
filtering surface and category.
Otherwise the vacuum cleaner will not operate
correctly.

Primary star filter replacement

Figure 13
1. Band latch
2. Lid
Take care not to raise dust when this operation is carried out.
Wear a P3 mask and other protective clothing including
protective gloves (DPI) suited to the hazardous nature of the
dust collected, refer to the laws in force.
Before proceeding with these operations, turn off the vacuum
cleaner and remove the plug from the power socket.
■ Use the band latches (1) to remove the lid (2) together
with the primary star filter.
■ Remove the old star filter from the cage.
■ Fit the new star filter.
■ Install the lid and the primary star filter in the reverse
order of removal.
■ Dispose of the old star filter according to the laws in
force.
If necessary contact the manufacturer's Service Center.
11/2016

Upstream absolute filter replacement

Version for dust harmful for the health
Take care not to raise dust when this operation is
carried out. Wear a P3 mask and other protective
clothing including protective gloves (DPI) suited to the
hazardous nature of the dust collected; refer to the
laws in force.
Do not use the HEPA filter again after having removed
it from the vacuum cleaner.
1. Band Latch
2. Lid
3. Absolute filter /HEPA)
4.
Stop nut (absolute filter)
■ Stop the vacuum cleaner.
■ Remove the absolute filter (3) unscrewed the nut (4)
■ Cover the absolute filter (3) with a plastic bag, close
the plastic bag hermetically and dispose of the filter in
accordance with the laws in force.
■ Insert a new absolute filter (3) with the same filtering
characteristics as the removed one.
■ Lock the absolute filter with the nut (4).
■ Close the cover hermetically by means of the band latch
(1).

Motor cooling fan inspection and cleaning

These operations can only be carried out by trained
and qualified personnel.
Periodically clean the motor cooling filters to prevent the
motor from overheating, especially if the vacuum cleaner is
used in a dusty place (2, Fig. 5).

Inspection

Filter chamber seal check
If the gasket (1, Fig. 14) between the container and the filter
chamber (3) fails to guarantee tightness:
■ Loosen the four screws (2) that lock the filtering chamber
(3) against the vacuum cleaner structure.
■ Allow the filtering chamber (3) to lower down and tighten
the screws (2) once it has reached the tightness position.
If an optimal seal cannot be obtained and the gasket (1) is
torn or cracked, etc. it must be replaced.
11
VHS110 Z22
WARNING!
WARNING!
Figure 14
WARNING!
Figure 15
GB
C421